# SetSum vs Chapax

The clearest difference is ads: Chapax at none against SetSum's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. SetSum sells 2 in-app purchases, starting at $6.99 per month and Chapax sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

SetSum ships an update fortnightly, Chapax weekly. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SetSum | Chapax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (10 ratings)](https://appshunter.io/ios/app/chapax/id6754095566/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Freemium |
| Size | 39 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [SetSum Ltd](https://appshunter.io/developer/1845300624) | [Nikita Bokarev](https://appshunter.io/developer/1846630917) |

## What reviewers say

### SetSum

[App page](https://appshunter.io/ios/app/setsum/id6753862885)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $6.99 | per month |
| Yearly Plan | $59.99 | per year |


### Chapax

[App page](https://appshunter.io/ios/app/chapax/id6754095566)

This AI assistant lets you chat naturally, search the web, generate unique images from text, and create short AI-powered videos. It offers secure, multi-language support and seamless cross-device access.

**Highlights:** Natural AI chat and web search, Text-to-image generation, AI video creation, Secure cross-device storage, Multi-language support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chapax Plus Monthly | $14.99 | per month |
| Chapax 5000 tokens | $5.99 | one-time |
| Chapax 15000 tokens | $17.99 | one-time |
| Chapax 40000 tokens | $44.99 | one-time |


## Frequently asked questions

### Is SetSum free?

SetSum is free to download, with in-app purchases available.

### Is Chapax free?

Chapax is free to download, with in-app purchases available.

### Do SetSum or Chapax have ads?

SetSum shows ads; Chapax does not.

### Which is updated more often, SetSum or Chapax?

SetSum ships an update fortnightly, and Chapax weekly. Most recently, SetSum was updated on October 8, 2026 and Chapax on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*